Fraser CG. The utility of population-based reference values. In: Fraser CG, editor. Biological variation: from principles to practice. Washington, DC: AACCPress, 2013:91–115.Google Scholar
Westgard QC. Available at: https://www.westgard.com/biodatabase1.htm. Accessed on 10 May, 2018.
Lim E, Miyamura J, Chen JJ. Racial/ethnic-specific reference intervals for common laboratory tests: a comparison among Asians, Blacks, Hispanics, and White. Hawaii J Med Public Health 2015;74:302–10.PubMedGoogle Scholar
Clinical and Laboratory Standard Institute. Defining, establishing, and verifying reference intervals in the clinical laboratory; approved guideline, 3rd ed., CLSI document EP28-A3c. Wayne, PA: Clinical and Laboratory Standard Institute, 2010.Google Scholar
Lippi G, Giavarina D, Gelati M, Salvagno GL. Reference range of hemolysis index in serum and lithium-heparin plasma measured with two analytical platforms in a population of unselected outpatients. Clin Chim Acta 2014;429:143–6.Web of ScienceCrossrefGoogle Scholar
Ehrenkranz J, Bach PR, Snow GL, Schneider A, Lee JL, Ilstrup S, et al. Circadian and circannual rhythms in thyroid hormones: determining the TSH and free T4 reference intervals based upon time of day, age, and sex. Thyroid 2015;25:954–61.Web of SciencePubMedCrossrefGoogle Scholar
Milinković N, Ignjatović S, Žarković M, Jovičić S, Radosavljević B, Singh S, et al. Indirect estimation of age-related reference limits of thyroid parameters: a cross-sectional study of outpatients’ results. Scand J Clin Lab Invest 2014;74:378–84.Web of SciencePubMedCrossrefGoogle Scholar
Roehrl MH, Lantz D, Sylvester C, Wang JY. Age-dependent reference ranges for automated assessment of immature granulocytes and clinical significance in an outpatient setting. Arch Pathol Lab Med 2011;135:471–7.Google Scholar
Qiao R, Yang S, Yao B, Wang H, Zhang J, Shang H. Complete blood count reference intervals and age- and sex-related trends of North China Han population. Clin Chem Lab Med 2014;52:1025–32.PubMedWeb of ScienceGoogle Scholar
Fraser CG. The nature of biological variation. In: Fraser CG, editor. Biological variation: from principles to practice. Washington, DC: AACC Press, 2013:1–27.Google Scholar
About the article
Published Online: 2019-02-12
Published in Print: 2019-08-27
Author contributions: All the authors have accepted responsibility for the entire content of this submitted manuscript and approved submission.
Research funding: None declared.
Employment or leadership: None declared.
Honorarium: None declared.
Competing interests: The funding organization(s) played no role in the study design; in the collection, analysis, and interpretation of data; in the writing of the report; or in the decision to submit the report for publication.